Jul 11 20:13:08.494 INFO checking superslice-0.1.0 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 11 20:13:08.494 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 20:13:08.494 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 20:13:08.494 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-4/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 20:13:08.744 INFO blam! 30e5d7e38b62a023c118d6842e7aa311740768499f9e372a7222599ae0476984
Jul 11 20:13:08.747 INFO running `"docker" "start" "-a" "30e5d7e38b62a023c118d6842e7aa311740768499f9e372a7222599ae0476984"`
Jul 11 20:13:09.757 INFO kablam!     Checking superslice v0.1.0 (file:///source)
Jul 11 20:13:11.214 INFO kablam! warning: unused import: `superslice::Ext`
Jul 11 20:13:11.214 INFO kablam!   --> benches/bench.rs:23:5
Jul 11 20:13:11.214 INFO kablam!    |
Jul 11 20:13:11.214 INFO kablam! 23 | use superslice::Ext;
Jul 11 20:13:11.214 INFO kablam!    |     ^^^^^^^^^^^^^^^
Jul 11 20:13:11.214 INFO kablam!    |
Jul 11 20:13:11.214 INFO kablam!    = note: #[warn(unused_imports)] on by default
Jul 11 20:13:11.214 INFO kablam! 
Jul 11 20:13:11.453 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
Jul 11 20:13:11.462 INFO kablam! su: No module specific data is present
Jul 11 20:13:12.106 INFO running `"docker" "rm" "-f" "30e5d7e38b62a023c118d6842e7aa311740768499f9e372a7222599ae0476984"`
Jul 11 20:13:12.275 INFO blam! 30e5d7e38b62a023c118d6842e7aa311740768499f9e372a7222599ae0476984